Compare 42209 vs 42391
| Property | 42209 | 42391 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 422091 | 423911 |
| Prime factorization | 42209 | 42391 |
| Divisors count | 2 | 2 |
| Divisors | 1, 42209 | 1, 42391 |
| Number of properties | 4 | 8 |
| Additive primes | 1969th | 1979th |
| Harmonic primes | 1648th | |
| Isolated primes | 3186th | 3200th |
| Lucky primes | 646th | |
| Primes | 4413th | 4431st |
| Pythagorean primes | 2189th | |
| Sexy primes (1st member) | 1255th | |
| Sexy prime quadrupletss (1st member) | 48th | |
| Sexy prime triplets (1st member) | 305th | |
| Roman numberals | ||
| Base 2 | 10100100111000012 | 10100101100101112 |
| Base 3 | 20102200223 | 20110110013 |
| Base 4 | 221032014 | 221121134 |
| Base 5 | 23223145 | 23240315 |
| Base 6 | 5232256 | 5241316 |
| Base 7 | 2340267 | 2344067 |
| Base 8 | 1223418 | 1226278 |
| Base 9 | 638089 | 641319 |
| Base 10 | 4220910 | 4239110 |
| Base 11 | 2979211 | 2993811 |
| Base 12 | 2051512 | 2064712 |
| Base 13 | 1629b13 | 163ab13 |
| Base 14 | 1154d14 | 1163d14 |
| Base 15 | c78e15 | c86115 |
| Base 16 | a4e116 | a59716 |